/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.netbeans.modules.websvc.jaxws.catalog;

public interface CatalogVisitor {

    void visit(Catalog component);
    void visit(System system);
    void visit(NextCatalog nextCatalog);
    /**
     * Default shallow visitor.
     */
    public static class Default implements CatalogVisitor {
       
        public void visit(Catalog component) {
            visitChild();
        }
        
        protected void visitChild() {
        }

        public void visit(System system) {
        }

        public void visit(NextCatalog nextCatalog) {
        }
    }
    
    /**
     * Deep visitor.
     */
    public static class Deep extends Default {
        protected void visitChild(CatalogComponent component) {
            for (CatalogComponent child : component.getChildren()) {
                child.accept(this);
            }
        }
    }
}
